一幅画必须立即被整体把握，就像一段音乐。
A picture must be grasped at once, as a whole, like a piece of music.
Development economics is ultimately about improving people's lives.
Do not put forward anything that you cannot prove by experimentation.
Sustainability isn't a choice; it's a responsibility we owe to the ocean and those who depend on it.
可持续性不是一种选择；而是我们对海洋及其依赖者的责任。
My job is not to be easy on people.My job is to take these great people we have and to push them and make them even better.
Knowledge is the key to unlocking the mysteries of the universe.